
Obsidian is a natural volcanic glass created when silica-rich lava cools rapidly, preventing crystals from forming. [📹 Outlaw Rocks]
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EditObsidian is a natural volcanic glass created when silica-rich lava cools rapidly, preventing crystals from forming. [📹 Outlaw Rocks]
Sunset on Mars over Gusev Crater captured by NASA's Spirit rover. [📹 NASA/JPL-Caltech/Texas A&M/Cornell]
A lonesome cabin in the woods
The sheer size of a polar bear
it’s not working here 🤔
is dead? 👀
GM 🧡
A vapor cone forming around an F-18 as it approaches the speed of sound.
The summit of Mt Everest
A stunning sun halo captured in Jämtland, Sweden. [📹 Victoria Rennerståhl]
LFG 🚀
China has launched its first AI robot soccer tournament in Beijing, featuring fully autonomous gameplay.
stay humble
This cloud swept over Portugal like a real-life tsunami — it’s known as a roll cloud.
GN NOSTR 🧡
The aging process seen by AI [🎞️ kodykurth]
The vivid blue of topaz gemstones usually comes from radiation and heat treatments. [📹 labradoriteking]
A breathtaking view of Earth captured during a SpaceX launch of geosynchronous satellites.
Cutting open a coral to reveal the inside beauty
GM PV NOSTR 🧡
Curating and selecting images and videos while providing context, sources, and explanations on science, technology, art, and weather topics.